package day6;

import java.io.FileInputStream;
import java.io.FileNotFoundException;

/**
 * @author oldliu
 * @since 1.0
 */
public class FileRead6 {
    public static void main(String[] args) {
        try {
            //5,311,711,232 实际大小
            //2,147,483,647  返回的流的可读字节
            FileInputStream in = new FileInputStream("E:\\迅雷下载\\Win10_1909.iso");
            System.out.println(in.available());
            in.close();
        } catch ( Exception e) {
            e.printStackTrace();
        }

    }
}
